package com.xyh.dao;

import org.springframework.stereotype.Component;

/**
 * @Author:kyle
 * @Date:2020/12/11 - 15:18
 * @Project:spring_demo1
 * @Package:com.xyh.dao
 * @Version:1.0
 */
@Component("userDao")
public class UserDao {
    public void show(){
//        String str = null;
//        str.equals("aaa");
        System.out.println("UserDao的show方法");
    }
}
